Home / 1,359,900.21-2,039,410.51-448,878.02

Finding the Fourth Proportional to 1,359,900.21, 2,039,410.51 and 448,878.02

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Solution

The fourth proportional to 1,359,900.21, 2,039,410.51 and 448,878.02 is: 673,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,900.21 : 2,039,410.51 = 448,878.02 : x
  2. Step 2: Convert to fraction form
    1,359,900.21/2,039,410.51 = 448,878.02/x
  3. Step 3: Cross multiply
    1,359,900.21x = 2,039,410.51 × 448,878.02
  4. Step 4: Simplify right side
    1,359,900.21x = 915,446,552,538.05
  5. Step 5: Solve for x
    x = 915,446,552,538.05/1,359,900.21
  6. Step 6: Final answer
    x = 673,171.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.